1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
3 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
12 #include <env_internal.h>
14 #include <generic-phy.h>
22 #include <remoteproc.h>
29 #include <asm/arch/stm32.h>
30 #include <asm/arch/sys_proto.h>
31 #include <jffs2/load_kernel.h>
32 #include <power/regulator.h>
33 #include <usb/dwc2_udc.h>
35 /* SYSCFG registers */
36 #define SYSCFG_BOOTR 0x00
37 #define SYSCFG_PMCSETR 0x04
38 #define SYSCFG_IOCTRLSETR 0x18
39 #define SYSCFG_ICNR 0x1C
40 #define SYSCFG_CMPCR 0x20
41 #define SYSCFG_CMPENSETR 0x24
42 #define SYSCFG_PMCCLRR 0x44
44 #define SYSCFG_BOOTR_BOOT_MASK GENMASK(2, 0)
45 #define SYSCFG_BOOTR_BOOTPD_SHIFT 4
47 #define SYSCFG_IOCTRLSETR_HSLVEN_TRACE BIT(0)
48 #define SYSCFG_IOCTRLSETR_HSLVEN_QUADSPI BIT(1)
49 #define SYSCFG_IOCTRLSETR_HSLVEN_ETH BIT(2)
50 #define SYSCFG_IOCTRLSETR_HSLVEN_SDMMC BIT(3)
51 #define SYSCFG_IOCTRLSETR_HSLVEN_SPI BIT(4)
53 #define SYSCFG_CMPCR_SW_CTRL BIT(1)
54 #define SYSCFG_CMPCR_READY BIT(8)
56 #define SYSCFG_CMPENSETR_MPU_EN BIT(0)
58 #define SYSCFG_PMCSETR_ETH_CLK_SEL BIT(16)
59 #define SYSCFG_PMCSETR_ETH_REF_CLK_SEL BIT(17)
61 #define SYSCFG_PMCSETR_ETH_SELMII BIT(20)
63 #define SYSCFG_PMCSETR_ETH_SEL_MASK GENMASK(23, 21)
64 #define SYSCFG_PMCSETR_ETH_SEL_GMII_MII 0
65 #define SYSCFG_PMCSETR_ETH_SEL_RGMII BIT(21)
66 #define SYSCFG_PMCSETR_ETH_SEL_RMII BIT(23)
69 * Get a global data pointer
71 DECLARE_GLOBAL_DATA_PTR;
73 #define USB_LOW_THRESHOLD_UV 200000
74 #define USB_WARNING_LOW_THRESHOLD_UV 660000
75 #define USB_START_LOW_THRESHOLD_UV 1230000
76 #define USB_START_HIGH_THRESHOLD_UV 2150000
84 const char *fdt_compat;
87 if (IS_ENABLED(CONFIG_STM32MP1_OPTEE))
88 mode = "trusted with OP-TEE";
89 else if (IS_ENABLED(CONFIG_STM32MP1_TRUSTED))
94 printf("Board: stm32mp1 in %s mode", mode);
95 fdt_compat = fdt_getprop(gd->fdt_blob, 0, "compatible",
97 if (fdt_compat && fdt_compat_len)
98 printf(" (%s)", fdt_compat);
101 ret = uclass_get_device_by_driver(UCLASS_MISC,
102 DM_GET_DRIVER(stm32mp_bsec),
106 ret = misc_read(dev, STM32_BSEC_SHADOW(BSEC_OTP_BOARD),
108 if (ret > 0 && otp) {
109 printf("Board: MB%04x Var%d Rev.%c-%02d\n",
112 ((otp >> 8) & 0xF) - 1 + 'A',
119 static void board_key_check(void)
121 #if defined(CONFIG_FASTBOOT) || defined(CONFIG_CMD_STM32PROG)
123 struct gpio_desc gpio;
124 enum forced_boot_mode boot_mode = BOOT_NORMAL;
126 node = ofnode_path("/config");
127 if (!ofnode_valid(node)) {
128 debug("%s: no /config node?\n", __func__);
131 #ifdef CONFIG_FASTBOOT
132 if (gpio_request_by_name_nodev(node, "st,fastboot-gpios", 0,
133 &gpio, GPIOD_IS_IN)) {
134 debug("%s: could not find a /config/st,fastboot-gpios\n",
137 if (dm_gpio_get_value(&gpio)) {
138 puts("Fastboot key pressed, ");
139 boot_mode = BOOT_FASTBOOT;
142 dm_gpio_free(NULL, &gpio);
145 #ifdef CONFIG_CMD_STM32PROG
146 if (gpio_request_by_name_nodev(node, "st,stm32prog-gpios", 0,
147 &gpio, GPIOD_IS_IN)) {
148 debug("%s: could not find a /config/st,stm32prog-gpios\n",
151 if (dm_gpio_get_value(&gpio)) {
152 puts("STM32Programmer key pressed, ");
153 boot_mode = BOOT_STM32PROG;
155 dm_gpio_free(NULL, &gpio);
159 if (boot_mode != BOOT_NORMAL) {
160 puts("entering download mode...\n");
161 clrsetbits_le32(TAMP_BOOT_CONTEXT,
162 TAMP_BOOT_FORCED_MASK,
168 #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
170 /* STMicroelectronics STUSB1600 Type-C controller */
171 #define STUSB1600_CC_CONNECTION_STATUS 0x0E
173 /* STUSB1600_CC_CONNECTION_STATUS bitfields */
174 #define STUSB1600_CC_ATTACH BIT(0)
176 static int stusb1600_init(struct udevice **dev_stusb1600)
179 struct udevice *dev, *bus;
183 *dev_stusb1600 = NULL;
185 /* if node stusb1600 is present, means DK1 or DK2 board */
186 node = ofnode_by_compatible(ofnode_null(), "st,stusb1600");
187 if (!ofnode_valid(node))
190 ret = ofnode_read_u32(node, "reg", &chip_addr);
194 ret = uclass_get_device_by_ofnode(UCLASS_I2C, ofnode_get_parent(node),
197 printf("bus for stusb1600 not found\n");
201 ret = dm_i2c_probe(bus, chip_addr, 0, &dev);
203 *dev_stusb1600 = dev;
208 static int stusb1600_cable_connected(struct udevice *dev)
212 if (dm_i2c_read(dev, STUSB1600_CC_CONNECTION_STATUS, &status, 1))
215 return status & STUSB1600_CC_ATTACH;
218 #include <usb/dwc2_udc.h>
219 int g_dnl_board_usb_cable_connected(void)
221 struct udevice *stusb1600;
222 struct udevice *dwc2_udc_otg;
225 if (!stusb1600_init(&stusb1600))
226 return stusb1600_cable_connected(stusb1600);
228 ret = uclass_get_device_by_driver(UCLASS_USB_GADGET_GENERIC,
229 DM_GET_DRIVER(dwc2_udc_otg),
232 debug("dwc2_udc_otg init failed\n");
234 return dwc2_udc_B_session_valid(dwc2_udc_otg);
237 #define STM32MP1_G_DNL_DFU_PRODUCT_NUM 0xdf11
238 #define STM32MP1_G_DNL_FASTBOOT_PRODUCT_NUM 0x0afb
240 int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
242 if (!strcmp(name, "usb_dnl_dfu"))
243 put_unaligned(STM32MP1_G_DNL_DFU_PRODUCT_NUM, &dev->idProduct);
244 else if (!strcmp(name, "usb_dnl_fastboot"))
245 put_unaligned(STM32MP1_G_DNL_FASTBOOT_PRODUCT_NUM,
248 put_unaligned(CONFIG_USB_GADGET_PRODUCT_NUM, &dev->idProduct);
253 #endif /* CONFIG_USB_GADGET */
256 static int get_led(struct udevice **dev, char *led_string)
261 led_name = fdtdec_get_config_string(gd->fdt_blob, led_string);
263 pr_debug("%s: could not find %s config string\n",
264 __func__, led_string);
267 ret = led_get_by_label(led_name, dev);
269 debug("%s: get=%d\n", __func__, ret);
276 static int setup_led(enum led_state_t cmd)
281 ret = get_led(&dev, "u-boot,boot-led");
285 ret = led_set_state(dev, cmd);
290 static void __maybe_unused led_error_blink(u32 nb_blink)
302 ret = get_led(&led, "u-boot,error-led");
304 /* make u-boot,error-led blinking */
305 /* if U32_MAX and 125ms interval, for 17.02 years */
306 for (i = 0; i < 2 * nb_blink; i++) {
307 led_set_state(led, LEDST_TOGGLE);
314 /* infinite: the boot process must be stopped */
315 if (nb_blink == U32_MAX)
320 static int board_check_usb_power(void)
322 struct ofnode_phandle_args adc_args;
327 int min_uV = USB_START_HIGH_THRESHOLD_UV;
328 int ret, uV, adc_count;
331 node = ofnode_path("/config");
332 if (!ofnode_valid(node)) {
333 debug("%s: no /config node?\n", __func__);
338 * Retrieve the ADC channels devices and get measurement
341 adc_count = ofnode_count_phandle_with_args(node, "st,adc_usb_pd",
342 "#io-channel-cells");
344 if (adc_count == -ENOENT)
347 pr_err("%s: can't find adc channel (%d)\n", __func__,
353 for (i = 0; i < adc_count; i++) {
354 if (ofnode_parse_phandle_with_args(node, "st,adc_usb_pd",
355 "#io-channel-cells", 0, i,
357 pr_debug("%s: can't find /config/st,adc_usb_pd\n",
362 ret = uclass_get_device_by_ofnode(UCLASS_ADC, adc_args.node,
366 pr_err("%s: Can't get adc device(%d)\n", __func__,
371 ret = adc_channel_single_shot(adc->name, adc_args.args[0],
374 pr_err("%s: single shot failed for %s[%d]!\n",
375 __func__, adc->name, adc_args.args[0]);
379 if (!adc_raw_to_uV(adc, raw, &uV)) {
384 pr_debug("%s: %s[%02d] = %u, %d uV\n", __func__,
385 adc->name, adc_args.args[0], raw, uV);
387 pr_err("%s: Can't get uV value for %s[%d]\n",
388 __func__, adc->name, adc_args.args[0]);
393 * If highest value is inside 1.23 Volts and 2.10 Volts, that means
394 * board is plugged on an USB-C 3A power supply and boot process can
397 if (max_uV > USB_START_LOW_THRESHOLD_UV &&
398 max_uV <= USB_START_HIGH_THRESHOLD_UV &&
399 min_uV <= USB_LOW_THRESHOLD_UV)
402 pr_err("****************************************************\n");
405 * If highest and lowest value are either both below
406 * USB_LOW_THRESHOLD_UV or both above USB_LOW_THRESHOLD_UV, that
407 * means USB TYPE-C is in unattached mode, this is an issue, make
408 * u-boot,error-led blinking and stop boot process.
410 if ((max_uV > USB_LOW_THRESHOLD_UV &&
411 min_uV > USB_LOW_THRESHOLD_UV) ||
412 (max_uV <= USB_LOW_THRESHOLD_UV &&
413 min_uV <= USB_LOW_THRESHOLD_UV)) {
414 pr_err("* ERROR USB TYPE-C connection in unattached mode *\n");
415 pr_err("* Check that USB TYPE-C cable is correctly plugged *\n");
416 /* with 125ms interval, led will blink for 17.02 years ....*/
420 if (max_uV > USB_LOW_THRESHOLD_UV &&
421 max_uV <= USB_WARNING_LOW_THRESHOLD_UV &&
422 min_uV <= USB_LOW_THRESHOLD_UV) {
423 pr_err("* WARNING 500mA power supply detected *\n");
427 if (max_uV > USB_WARNING_LOW_THRESHOLD_UV &&
428 max_uV <= USB_START_LOW_THRESHOLD_UV &&
429 min_uV <= USB_LOW_THRESHOLD_UV) {
430 pr_err("* WARNING 1.5mA power supply detected *\n");
435 * If highest value is above 2.15 Volts that means that the USB TypeC
436 * supplies more than 3 Amp, this is not compliant with TypeC specification
438 if (max_uV > USB_START_HIGH_THRESHOLD_UV) {
439 pr_err("* USB TYPE-C charger not compliant with *\n");
440 pr_err("* specification *\n");
441 pr_err("****************************************************\n\n");
442 /* with 125ms interval, led will blink for 17.02 years ....*/
445 pr_err("* Current too low, use a 3A power supply! *\n");
446 pr_err("****************************************************\n\n");
449 led_error_blink(nb_blink);
453 #endif /* CONFIG_ADC */
455 static void sysconf_init(void)
457 #ifndef CONFIG_STM32MP1_TRUSTED
459 #ifdef CONFIG_DM_REGULATOR
460 struct udevice *pwr_dev;
461 struct udevice *pwr_reg;
468 syscfg = (u8 *)syscon_get_first_range(STM32MP_SYSCON_SYSCFG);
470 /* interconnect update : select master using the port 1 */
473 /* today information is hardcoded in U-Boot */
474 writel(BIT(9), syscfg + SYSCFG_ICNR);
476 /* disable Pull-Down for boot pin connected to VDD */
477 bootr = readl(syscfg + SYSCFG_BOOTR);
478 bootr &= ~(SYSCFG_BOOTR_BOOT_MASK << SYSCFG_BOOTR_BOOTPD_SHIFT);
479 bootr |= (bootr & SYSCFG_BOOTR_BOOT_MASK) << SYSCFG_BOOTR_BOOTPD_SHIFT;
480 writel(bootr, syscfg + SYSCFG_BOOTR);
482 #ifdef CONFIG_DM_REGULATOR
483 /* High Speed Low Voltage Pad mode Enable for SPI, SDMMC, ETH, QSPI
484 * and TRACE. Needed above ~50MHz and conditioned by AFMUX selection.
485 * The customer will have to disable this for low frequencies
486 * or if AFMUX is selected but the function not used, typically for
487 * TRACE. Otherwise, impact on power consumption.
490 * enabling High Speed mode while VDD>2.7V
491 * with the OTP product_below_2v5 (OTP 18, BIT 13)
492 * erroneously set to 1 can damage the IC!
493 * => U-Boot set the register only if VDD < 2.7V (in DT)
494 * but this value need to be consistent with board design
496 ret = uclass_get_device_by_driver(UCLASS_PMIC,
497 DM_GET_DRIVER(stm32mp_pwr_pmic),
500 ret = uclass_get_device_by_driver(UCLASS_MISC,
501 DM_GET_DRIVER(stm32mp_bsec),
504 pr_err("Can't find stm32mp_bsec driver\n");
508 ret = misc_read(dev, STM32_BSEC_SHADOW(18), &otp, 4);
512 /* get VDD = vdd-supply */
513 ret = device_get_supply_regulator(pwr_dev, "vdd-supply",
516 /* check if VDD is Low Voltage */
518 if (regulator_get_value(pwr_reg) < 2700000) {
519 writel(SYSCFG_IOCTRLSETR_HSLVEN_TRACE |
520 SYSCFG_IOCTRLSETR_HSLVEN_QUADSPI |
521 SYSCFG_IOCTRLSETR_HSLVEN_ETH |
522 SYSCFG_IOCTRLSETR_HSLVEN_SDMMC |
523 SYSCFG_IOCTRLSETR_HSLVEN_SPI,
524 syscfg + SYSCFG_IOCTRLSETR);
527 pr_err("product_below_2v5=0: HSLVEN protected by HW\n");
530 pr_err("product_below_2v5=1: HSLVEN update is destructive, no update as VDD>2.7V\n");
533 debug("VDD unknown");
538 /* activate automatic I/O compensation
539 * warning: need to ensure CSI enabled and ready in clock driver
541 writel(SYSCFG_CMPENSETR_MPU_EN, syscfg + SYSCFG_CMPENSETR);
543 while (!(readl(syscfg + SYSCFG_CMPCR) & SYSCFG_CMPCR_READY))
545 clrbits_le32(syscfg + SYSCFG_CMPCR, SYSCFG_CMPCR_SW_CTRL);
549 #ifdef CONFIG_DM_REGULATOR
550 /* Fix to make I2C1 usable on DK2 for touchscreen usage in kernel */
551 static int dk2_i2c1_fix(void)
554 struct gpio_desc hdmi, audio;
557 node = ofnode_path("/soc/i2c@40012000/hdmi-transmitter@39");
558 if (!ofnode_valid(node)) {
559 pr_debug("%s: no hdmi-transmitter@39 ?\n", __func__);
563 if (gpio_request_by_name_nodev(node, "reset-gpios", 0,
564 &hdmi, GPIOD_IS_OUT)) {
565 pr_debug("%s: could not find reset-gpios\n",
570 node = ofnode_path("/soc/i2c@40012000/cs42l51@4a");
571 if (!ofnode_valid(node)) {
572 pr_debug("%s: no cs42l51@4a ?\n", __func__);
576 if (gpio_request_by_name_nodev(node, "reset-gpios", 0,
577 &audio, GPIOD_IS_OUT)) {
578 pr_debug("%s: could not find reset-gpios\n",
583 /* before power up, insure that HDMI and AUDIO IC is under reset */
584 ret = dm_gpio_set_value(&hdmi, 1);
586 pr_err("%s: can't set_value for hdmi_nrst gpio", __func__);
589 ret = dm_gpio_set_value(&audio, 1);
591 pr_err("%s: can't set_value for audio_nrst gpio", __func__);
595 /* power-up audio IC */
596 regulator_autoset_by_name("v1v8_audio", NULL);
598 /* power-up HDMI IC */
599 regulator_autoset_by_name("v1v2_hdmi", NULL);
600 regulator_autoset_by_name("v3v3_hdmi", NULL);
606 static bool board_is_dk2(void)
608 if (CONFIG_IS_ENABLED(TARGET_STM32MP157C_DK2) &&
609 of_machine_is_compatible("st,stm32mp157c-dk2"))
616 /* board dependent setup after realloc */
621 /* address of boot parameters */
622 gd->bd->bi_boot_params = STM32_DDR_BASE + 0x100;
624 /* probe all PINCTRL for hog */
625 for (uclass_first_device(UCLASS_PINCTRL, &dev);
627 uclass_next_device(&dev)) {
628 pr_debug("probe pincontrol = %s\n", dev->name);
633 #ifdef CONFIG_DM_REGULATOR
637 regulators_enable_boot_on(_DEBUG);
642 if (CONFIG_IS_ENABLED(CONFIG_LED))
648 int board_late_init(void)
651 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
652 const void *fdt_compat;
659 fdt_compat = fdt_getprop(gd->fdt_blob, 0, "compatible",
661 if (fdt_compat && fdt_compat_len) {
662 if (strncmp(fdt_compat, "st,", 3) != 0)
663 env_set("board_name", fdt_compat);
665 env_set("board_name", fdt_compat + 3);
667 ret = uclass_get_device_by_driver(UCLASS_MISC,
668 DM_GET_DRIVER(stm32mp_bsec),
672 ret = misc_read(dev, STM32_BSEC_SHADOW(BSEC_OTP_BOARD),
675 snprintf(buf, sizeof(buf), "0x%04x", otp >> 16);
676 env_set("board_id", buf);
678 snprintf(buf, sizeof(buf), "0x%04x",
679 ((otp >> 8) & 0xF) - 1 + 0xA);
680 env_set("board_rev", buf);
685 /* for DK1/DK2 boards */
686 board_check_usb_power();
687 #endif /* CONFIG_ADC */
689 /* Check the boot-source to disable bootdelay */
690 boot_device = env_get("boot_device");
691 if (!strcmp(boot_device, "serial") || !strcmp(boot_device, "usb"))
692 env_set("bootdelay", "0");
697 void board_quiesce_devices(void)
700 setup_led(LEDST_OFF);
704 /* eth init function : weak called in eqos driver */
705 int board_interface_eth_init(struct udevice *dev,
706 phy_interface_t interface_type)
710 bool eth_clk_sel_reg = false;
711 bool eth_ref_clk_sel_reg = false;
713 /* Gigabit Ethernet 125MHz clock selection. */
714 eth_clk_sel_reg = dev_read_bool(dev, "st,eth_clk_sel");
716 /* Ethernet 50Mhz RMII clock selection */
717 eth_ref_clk_sel_reg =
718 dev_read_bool(dev, "st,eth_ref_clk_sel");
720 syscfg = (u8 *)syscon_get_first_range(STM32MP_SYSCON_SYSCFG);
725 switch (interface_type) {
726 case PHY_INTERFACE_MODE_MII:
727 value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII |
728 SYSCFG_PMCSETR_ETH_REF_CLK_SEL;
729 debug("%s: PHY_INTERFACE_MODE_MII\n", __func__);
731 case PHY_INTERFACE_MODE_GMII:
733 value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII |
734 SYSCFG_PMCSETR_ETH_CLK_SEL;
736 value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII;
737 debug("%s: PHY_INTERFACE_MODE_GMII\n", __func__);
739 case PHY_INTERFACE_MODE_RMII:
740 if (eth_ref_clk_sel_reg)
741 value = SYSCFG_PMCSETR_ETH_SEL_RMII |
742 SYSCFG_PMCSETR_ETH_REF_CLK_SEL;
744 value = SYSCFG_PMCSETR_ETH_SEL_RMII;
745 debug("%s: PHY_INTERFACE_MODE_RMII\n", __func__);
747 case PHY_INTERFACE_MODE_RGMII:
748 case PHY_INTERFACE_MODE_RGMII_ID:
749 case PHY_INTERFACE_MODE_RGMII_RXID:
750 case PHY_INTERFACE_MODE_RGMII_TXID:
752 value = SYSCFG_PMCSETR_ETH_SEL_RGMII |
753 SYSCFG_PMCSETR_ETH_CLK_SEL;
755 value = SYSCFG_PMCSETR_ETH_SEL_RGMII;
756 debug("%s: PHY_INTERFACE_MODE_RGMII\n", __func__);
759 debug("%s: Do not manage %d interface\n",
760 __func__, interface_type);
761 /* Do not manage others interfaces */
765 /* clear and set ETH configuration bits */
766 writel(SYSCFG_PMCSETR_ETH_SEL_MASK | SYSCFG_PMCSETR_ETH_SELMII |
767 SYSCFG_PMCSETR_ETH_REF_CLK_SEL | SYSCFG_PMCSETR_ETH_CLK_SEL,
768 syscfg + SYSCFG_PMCCLRR);
769 writel(value, syscfg + SYSCFG_PMCSETR);
774 enum env_location env_get_location(enum env_operation op, int prio)
776 u32 bootmode = get_bootmode();
781 switch (bootmode & TAMP_BOOT_DEVICE_MASK) {
782 #ifdef CONFIG_ENV_IS_IN_EXT4
784 case BOOT_FLASH_EMMC:
787 #ifdef CONFIG_ENV_IS_IN_UBI
788 case BOOT_FLASH_NAND:
791 #ifdef CONFIG_ENV_IS_IN_SPI_FLASH
793 return ENVL_SPI_FLASH;
800 #if defined(CONFIG_ENV_IS_IN_EXT4)
801 const char *env_ext4_get_intf(void)
803 u32 bootmode = get_bootmode();
805 switch (bootmode & TAMP_BOOT_DEVICE_MASK) {
807 case BOOT_FLASH_EMMC:
814 const char *env_ext4_get_dev_part(void)
816 static char *const dev_part[] = {"0:auto", "1:auto", "2:auto"};
817 u32 bootmode = get_bootmode();
819 return dev_part[(bootmode & TAMP_BOOT_INSTANCE_MASK) - 1];
823 #ifdef CONFIG_SYS_MTDPARTS_RUNTIME
825 #define MTDPARTS_LEN 256
826 #define MTDIDS_LEN 128
829 * The mtdparts_nand0 and mtdparts_nor0 variable tends to be long.
830 * If we need to access it before the env is relocated, then we need
831 * to use our own stack buffer. gd->env_buf will be too small.
833 * @param buf temporary buffer pointer MTDPARTS_LEN long
834 * @return mtdparts variable string, NULL if not found
836 static const char *env_get_mtdparts(const char *str, char *buf)
838 if (gd->flags & GD_FLG_ENV_READY)
840 if (env_get_f(str, buf, MTDPARTS_LEN) != -1)
847 * update the variables "mtdids" and "mtdparts" with content of mtdparts_<dev>
849 static void board_get_mtdparts(const char *dev,
853 char env_name[32] = "mtdparts_";
854 char tmp_mtdparts[MTDPARTS_LEN];
857 /* name of env variable to read = mtdparts_<dev> */
858 strcat(env_name, dev);
859 tmp = env_get_mtdparts(env_name, tmp_mtdparts);
861 /* mtdids: "<dev>=<dev>, ...." */
862 if (mtdids[0] != '\0')
868 /* mtdparts: "mtdparts=<dev>:<mtdparts_<dev>>;..." */
869 if (mtdparts[0] != '\0')
870 strncat(mtdparts, ";", MTDPARTS_LEN);
872 strcat(mtdparts, "mtdparts=");
873 strncat(mtdparts, dev, MTDPARTS_LEN);
874 strncat(mtdparts, ":", MTDPARTS_LEN);
875 strncat(mtdparts, tmp, MTDPARTS_LEN);
879 void board_mtdparts_default(const char **mtdids, const char **mtdparts)
882 static char parts[2 * MTDPARTS_LEN + 1];
883 static char ids[MTDIDS_LEN + 1];
884 static bool mtd_initialized;
886 if (mtd_initialized) {
892 memset(parts, 0, sizeof(parts));
893 memset(ids, 0, sizeof(ids));
895 if (!uclass_get_device(UCLASS_MTD, 0, &dev))
896 board_get_mtdparts("nand0", ids, parts);
898 if (!uclass_get_device(UCLASS_SPI_FLASH, 0, &dev))
899 board_get_mtdparts("nor0", ids, parts);
901 mtd_initialized = true;
904 debug("%s:mtdids=%s & mtdparts=%s\n", __func__, ids, parts);
908 #if defined(CONFIG_OF_BOARD_SETUP)
909 int ft_board_setup(void *blob, bd_t *bd)
911 #ifdef CONFIG_FDT_FIXUP_PARTITIONS
912 struct node_info nodes[] = {
913 { "st,stm32f469-qspi", MTD_DEV_TYPE_NOR, },
914 { "st,stm32mp15-fmc2", MTD_DEV_TYPE_NAND, },
916 fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes));
923 static void board_copro_image_process(ulong fw_image, size_t fw_size)
925 int ret, id = 0; /* Copro id fixed to 0 as only one coproc on mp1 */
927 if (!rproc_is_initialized())
929 printf("Remote Processor %d initialization failed\n",
934 ret = rproc_load(id, fw_image, fw_size);
935 printf("Load Remote Processor %d with data@addr=0x%08lx %u bytes:%s\n",
936 id, fw_image, fw_size, ret ? " Failed!" : " Success!");
940 env_set("copro_state", "booted");
944 U_BOOT_FIT_LOADABLE_HANDLER(IH_TYPE_COPRO, board_copro_image_process);